UPSC 1999 › Geography › Astronomy & Earth–Sun System

3 questions · 1999 · answers as per the UPSC key

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UPSC 1999 · Q3 · Geography › Astronomy & Earth–Sun System · Save

If it is 10.00 a.m. I.S.T., then what would be the local time at Shillong on 92°E longitude?

(a) 9.38 a.m.
(b) 10.38 a.m.
(c) 10.22 a.m.
(d) 9.22 a.m.
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Answer: (b) 10.38 a.m.
UPSC 1999 · Q7 · Geography › Astronomy & Earth–Sun System · Save

A ship sailing from the eastern extremity of the Aleutian Islands to Dutch Harbour crosses the 180° meridian at 23.30 hrs on January 1, 1999. What time and date will be recorded by the captain of the ship in his diary after one hour journey from the point of crossing of the meridian?

(a) January 1, 0030 hrs
(b) January 2, 0030 hrs
(c) January 3, 0030 hrs
(d) January 4, 0030 hrs
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Answer: (a) January 1, 0030 hrs
UPSC 1999 · Q110 · Geography › Astronomy & Earth–Sun System · Save

Which one of the following scholars suggests the earth’s origin from gases and dust particles?

(a) James Jeans
(b) H. Alfven
(c) F. Hoyle
(d) O. Schmidt
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Answer: (d) O. Schmidt